For a standard normal distribution, find: P(z < -0.85) Express the probability as a decimal rounded...
For a standard normal distribution, find: P(z < -0.85) Express the probability as a decimal rounded to 4 decimal places. . Incorrect Get help: VideoVideo Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity
Homework Answers
solution
given that=
z= - 0.85
P(z < -0.85 )
Using z table
= 0.1977
area =0.1977
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For a standard normal distribution, find: P(z < -0.85)
Express the probability as a decimal rounded...
normal dist For a standard normal distribution, find: P(z<c) = 0.2424 Find c rounded to two...
normal dist
For a standard normal distribution, find: P(z<c) = 0.2424 Find c rounded to two decimal places. Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity
A set of exam scores is normally distributed with a mean = 82 and standard deviation-...
A set of exam scores is normally distributed with a mean = 82 and standard deviation- 5 Use the Empirical Rule to complete the following sentences. 68% of the scores are between and 95% of the scores are between and 99.7% of the scores are between and Get help: Video Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as...
For a standard normal distribution, find: P(Z < -1.01) Express the probability as a decimal rounded...
For a standard normal distribution, find: P(Z < -1.01) Express the probability as a decimal rounded to 4 decimal places. 0.8483 Question Help: Message instructor Check Answer о RI a
Jenna categorized her spending for this month into four categories: Rent, Food, Fun, and Other. The...
Jenna categorized her spending for this month into four categories: Rent, Food, Fun, and Other. The percents she spent in each category are pictured here FoodRent 22% | 26% Fun 34% 5% Other If Jenna spent a total of $2400 this month, how much did she spend on Food? The data in the figure below represents the number of stars earned by 140 performers in a talent competition. 35 30 25 5 o 15 2 10 5 Number of Stars...
Consider the density curve plotted below 014 sion Find P(X S 24) Find P(X >26): Calculate...
Consider the density curve plotted below 014 sion Find P(X S 24) Find P(X >26): Calculate the following Q1: median: Q3: IQR: Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as an integer or decimal number. Examples: 3.-4, 55172 Enter ONE for Does Not Exist, oo for Infinity DOL
In a sample of 98 people 63 were in favor of a zoning change. What are...
In a sample of 98 people 63 were in favor of a zoning change. What are the mean and standard deviation, and standard error of the mean of this sample? mean = standard deviation (accurate to 3 decimal places) = standard error of the mean (accurate to 3 decimal places) = Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer...
he graph illustrates the distribution of test scores taken by College Algebra students. The maximum possil...
he graph illustrates the distribution of test scores taken by College Algebra students. The maximum possil he test was 140, while the mean score was 74 and the standard deviation was 15. 29 44 104 119 59 74 89 Distribution of Test Scores Q What is the approximate percentage of students who scored between 29 and 74 on the test? % What is the approximate percentage of students who scored higher than 119 on the test? 1% What is the...
From this density, the probability that X > 1.68 or X < 0.3 is: The probability...
From this density, the
probability that X > 1.68 or X < 0.3 is:
The probability density of a random variable X is given in the figure below. From this density, the probability that X> 1.68 or X < 0.3 is: Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity
Lacy draws a diamond from a standard deck of 52 cards. Without replacing the first card,...
Lacy draws a diamond from a standard deck of 52 cards. Without replacing the first card, she then proceeds to draw a second card and gets a club. Are these events independent? Input Yes or No: Determine the probability of drawing a diamond and then a club without replacement. Write your answer in decimal form, rounded to four decimal places as needed. Answer = Linda draws a diamond from a standard deck of 52 cards. She returns the diamond to...
normal dist
For a standard normal distribution, find: P(z<c) = 0.2424 Find c rounded to two decimal places. Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity
A set of exam scores is normally distributed with a mean = 82 and standard deviation- 5 Use the Empirical Rule to complete the following sentences. 68% of the scores are between and 95% of the scores are between and 99.7% of the scores are between and Get help: Video Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as...
For a standard normal distribution, find: P(Z < -1.01) Express the probability as a decimal rounded to 4 decimal places. 0.8483 Question Help: Message instructor Check Answer о RI a
Jenna categorized her spending for this month into four categories: Rent, Food, Fun, and Other. The percents she spent in each category are pictured here FoodRent 22% | 26% Fun 34% 5% Other If Jenna spent a total of $2400 this month, how much did she spend on Food? The data in the figure below represents the number of stars earned by 140 performers in a talent competition. 35 30 25 5 o 15 2 10 5 Number of Stars...
Consider the density curve plotted below 014 sion Find P(X S 24) Find P(X >26): Calculate the following Q1: median: Q3: IQR: Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as an integer or decimal number. Examples: 3.-4, 55172 Enter ONE for Does Not Exist, oo for Infinity DOL
he graph illustrates the distribution of test scores taken by College Algebra students. The maximum possil he test was 140, while the mean score was 74 and the standard deviation was 15. 29 44 104 119 59 74 89 Distribution of Test Scores Q What is the approximate percentage of students who scored between 29 and 74 on the test? % What is the approximate percentage of students who scored higher than 119 on the test? 1% What is the...
From this density, the
probability that X > 1.68 or X < 0.3 is:
The probability density of a random variable X is given in the figure below. From this density, the probability that X> 1.68 or X < 0.3 is: Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity
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