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6.7.21-T Help Based on a recent survey, 25% of aduts in a specific country smoke. In...
A recent survey of 1010 employees found that 25% of them would lay off their bosses...
A recent survey of 1010 employees found that 25% of them would lay off their bosses if they could. Complete parts a through d below based on a random sample of 10 employees. a. What is the probability that exactly three employees would lay off their boss? The probability is 0.2503 . (Round to four decimal places as needed.) b. What is the probability that three or fewer employees would lay off their bosses? The probability is 0.7759. (Round to...
Support that recent pol found that 50% of adults in a certain country believe that the...
Support that recent pol found that 50% of adults in a certain country believe that the overall state of moral values is poor a survey of a random sample of 15 adults in this country is conducted in which they are asked to disclose their feelings on the rate of moral values, como parts through to below Gero habet bominion Find and were the probably the exactly 10 of the surveyed to the vale of morali ispor The pray that...
8.3.33-T Question Help In a recent survey, 154 of 460 employees responded that they typically took...
8.3.33-T Question Help In a recent survey, 154 of 460 employees responded that they typically took work with them on vacation and 81 responded that there are unwritten and unspoken expectations that they stay connected Complete parts (a) through (c) below a Construct a 95% confidence interval estimate for the population proportion of employees who typically take work with them on vacation. (Round to four decimal places as needed)
Based on a smartphone survey, assume that 4343% of adults with smartphones use them in theaters....
Based on a smartphone survey, assume that
4343%
of adults with smartphones use them in theaters. In a separate
survey of
200200
adults with smartphones, it is found that
7373
use them in theaters.a. If the
4343%
rate is correct, find the probability of getting
7373
or fewer smartphone owners who use them in theaters.b. Is the
result of
7373
significantly low?
a. If the
4343%
rate is correct, the probability of getting
7373
or fewer smartphone owners who use...
Suppose that a recent poll found that 50% of adults in a certain country believe that...
Suppose that a recent poll found that 50% of adults in a certain country believe that the overall state of moral values is poor. If a survey of a random sample of 20 adults in this country is conducted in which they are asked to disclose their feelings on the overall state of moral values, complete parts (a) through (e) below. Click here to view the table for the binomial probability distribution. Click here to view the table for the...
4). a.b. In a recent poll, a random sample of adults in some country (18 years...
4).
a.b.
In a recent poll, a random sample of adults in some country (18 years and older) was asked, "When you see an ad emphasizing that a product is "Made in our country," are you more likely to buy it, less likely to buy it, or neither more nor less likely to buy it?" The results of the survey, by age group, are presented in the following contingency table. Complete parts (a) through (c). Purchase likelihood 18-34 35-44 45-54...
need answers to a-d for this question a-c 7.4.15-T ComputePDXC) using the binomial probably formula Then...
need answers to a-d for this question
a-c
7.4.15-T ComputePDXC) using the binomial probably formula Then determine whether the normal distribution can be used to estimate this probability. If so, approximate PDX) using the normal distribution and compare the result with the exact probably 49. 07 and X-38 Oe. Yes, the normal bution can be used because not-P) 10. No the normal distribution cannot be used because np(1- 210 Approximate PIX) using the normal distribution Select the correct choice below...
homework help please. graphs attached Question Help Suppose that a recent pol found that 40% of...
homework help please. graphs attached
Question Help Suppose that a recent pol found that 40% of adults in a certain country believe that the prevall state of moral values is poor if a survey of a random sample of 15 adults in this country is conducted in which they are asked to disclose their feelings on the overal state of moral values, complete parts al through te below Cck here to view the other p ladsen Click here to view...
A. B. C. D. 3 of 11 (9 complete) HW Score: 63.64%, 7 of 11 pts...
A.
B.
C.
D.
3 of 11 (9 complete) HW Score: 63.64%, 7 of 11 pts Score: 0 of 1 pt X 6.6.9-T Question Help Use a normal approximation to find the probability of the indicated number of voters. In this case, assume that 188 eligible voters aged 18-24 are randomly selected. Suppose a previous study showed that among eligible voters aged 18-24.22% of them voted. Probability that fewer than 45 voted The probability that fewer than 45 of 188...
QUESTION 11 Based on a recent survey of its subscribers, Consumer Reports found that the lifetime...
QUESTION 11 Based on a recent survey of its subscribers, Consumer Reports found that the lifetime of refrigerators is approximately Normal with a mean of 10 years and a standard deviation of 2 years. Suppose your parent's refrigerator had a lifetime in the 10 percentile. What was the age of your parent's refrigerator when it had to be replaced? Round your answer to 1 decimal place. 4.4 years 5.4 years 6.4 years 7 4 years BA years QUESTION 13 Suppose...
A recent survey of 1010 employees found that 25% of them would lay off their bosses if they could. Complete parts a through d below based on a random sample of 10 employees. a. What is the probability that exactly three employees would lay off their boss? The probability is 0.2503 . (Round to four decimal places as needed.) b. What is the probability that three or fewer employees would lay off their bosses? The probability is 0.7759. (Round to...
Support that recent pol found that 50% of adults in a certain country believe that the overall state of moral values is poor a survey of a random sample of 15 adults in this country is conducted in which they are asked to disclose their feelings on the rate of moral values, como parts through to below Gero habet bominion Find and were the probably the exactly 10 of the surveyed to the vale of morali ispor The pray that...
8.3.33-T Question Help In a recent survey, 154 of 460 employees responded that they typically took work with them on vacation and 81 responded that there are unwritten and unspoken expectations that they stay connected Complete parts (a) through (c) below a Construct a 95% confidence interval estimate for the population proportion of employees who typically take work with them on vacation. (Round to four decimal places as needed)
Based on a smartphone survey, assume that
4343%
of adults with smartphones use them in theaters. In a separate
survey of
200200
adults with smartphones, it is found that
7373
use them in theaters.a. If the
4343%
rate is correct, find the probability of getting
7373
or fewer smartphone owners who use them in theaters.b. Is the
result of
7373
significantly low?
a. If the
4343%
rate is correct, the probability of getting
7373
or fewer smartphone owners who use...
Suppose that a recent poll found that 50% of adults in a certain country believe that the overall state of moral values is poor. If a survey of a random sample of 20 adults in this country is conducted in which they are asked to disclose their feelings on the overall state of moral values, complete parts (a) through (e) below. Click here to view the table for the binomial probability distribution. Click here to view the table for the...
4).
a.b.
In a recent poll, a random sample of adults in some country (18 years and older) was asked, "When you see an ad emphasizing that a product is "Made in our country," are you more likely to buy it, less likely to buy it, or neither more nor less likely to buy it?" The results of the survey, by age group, are presented in the following contingency table. Complete parts (a) through (c). Purchase likelihood 18-34 35-44 45-54...
need answers to a-d for this question
a-c
7.4.15-T ComputePDXC) using the binomial probably formula Then determine whether the normal distribution can be used to estimate this probability. If so, approximate PDX) using the normal distribution and compare the result with the exact probably 49. 07 and X-38 Oe. Yes, the normal bution can be used because not-P) 10. No the normal distribution cannot be used because np(1- 210 Approximate PIX) using the normal distribution Select the correct choice below...
homework help please. graphs attached
Question Help Suppose that a recent pol found that 40% of adults in a certain country believe that the prevall state of moral values is poor if a survey of a random sample of 15 adults in this country is conducted in which they are asked to disclose their feelings on the overal state of moral values, complete parts al through te below Cck here to view the other p ladsen Click here to view...
A.
B.
C.
D.
3 of 11 (9 complete) HW Score: 63.64%, 7 of 11 pts Score: 0 of 1 pt X 6.6.9-T Question Help Use a normal approximation to find the probability of the indicated number of voters. In this case, assume that 188 eligible voters aged 18-24 are randomly selected. Suppose a previous study showed that among eligible voters aged 18-24.22% of them voted. Probability that fewer than 45 voted The probability that fewer than 45 of 188...
QUESTION 11 Based on a recent survey of its subscribers, Consumer Reports found that the lifetime of refrigerators is approximately Normal with a mean of 10 years and a standard deviation of 2 years. Suppose your parent's refrigerator had a lifetime in the 10 percentile. What was the age of your parent's refrigerator when it had to be replaced? Round your answer to 1 decimal place. 4.4 years 5.4 years 6.4 years 7 4 years BA years QUESTION 13 Suppose...
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