ZuoTi.Pro
Question

Suppose a random sample of 30 customers is taken to test a company’s claim that 88%...

Suppose a random sample of 30 customers is taken to test a company’s claim that 88% of customers are satisfied with their dog food. Assume trials are independent. What is the probability 8 customers are not satisfied?

Question 11 options:

1)

 .0698

2)

 .0221

3)

 .0151

4)

 .042
math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
Suppose a random sample of 30 customers is taken to test a company’s claim that 88%...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • Suppose a random sample of 30 customers is taken to test a company’s claim that 85%...

    Suppose a random sample of 30 customers is taken to test a company’s claim that 85% of customers are satisfied with their dog food. Assume trials are independent. What is the probability 25 customers are satisfied?

  • A simple random sample was taken to test the claim that the population mean is no...

    A simple random sample was taken to test the claim that the population mean is no more than 125. (a) What was the original claim? μ ≠ 125μ ≥ 125    μ ≤ 125μ < 125μ = 125μ > 125 (b) What was the null hypothesis? H0: μ ≠ 125H0: μ > 125    H0: μ ≥ 125H0: μ ≤ 125H0: μ < 125H0: μ = 125 (c) What was the alternative hypothesis? H1: μ < 125H1: μ = 125    H1: μ ≥ 125H1: μ...

  • QUESTION 13 A sample of 16 cookies is taken to test the claim that each cookie...

    QUESTION 13 A sample of 16 cookies is taken to test the claim that each cookie contains at least 9 chocolate chips. The average number of chocolate chips per cookie in the sample was 7.875. The standard deviation of the population is 2. Assume the distribution of the population is normal. Let u denote the average number of chocolate chips in all the cookies. The hypothesis to test the claim is: H: 129 Hu<9 The p-value for the test statistics...

  • QUESTION 27 The manager of a grocery store has taken a random sample of 100 customers....

    QUESTION 27 The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in the sample to check out was 55 minutes and the sample standard deviation was 2 minutes. We want to test to determine whether or not the mean waiting time of all customers is significantly more than 5 minutes The hypothesis to test the manager's concern is: Hops 5, Ha>5 The test statistic is a...

  • The manager of a grocery store has taken a random sample of 100 customers. The average...

    The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in the sample to check out was 3.1 minutes. The population standard deviation is known at 0.5 minutes. We want to test to determine whether or not the mean waiting time of all customers is significantly different than 3 minutes. Use α = 0.05. 14. The test statistic is a. 1.96 b. 1.64 c. 2.00 d. 0.056...

  • (1 point) Suppose you needed to test the claim that the two samples described below come...

    (1 point) Suppose you needed to test the claim that the two samples described below come from populations with the same mean. Assume that the samples are independent simple random samples. Sample 1: n = 18, x1 = 24.7, sı = 7.07 Sample 2: n2 = 5, X2 = 27, S2 = 7.99 Find: (a) The estimated degree of freedom is (b) The standardized test statistic is (use Sample 1 - Sample 2)

  • Find the p-value for the hypothesis test. A random sample of size 51 is taken. The...

    Find the p-value for the hypothesis test. A random sample of size 51 is taken. The sample has a mean of 392 and a standard deviation of 83. H0: µ = 400 Ha: µ< 400 The p-value for the hypothesis test is . Your answer should be rounded to 4 decimal places. Question 16

  • Consider the following results for two independent random samples taken from two populations. Sample 2 n2-30...

    Consider the following results for two independent random samples taken from two populations. Sample 2 n2-30 x-13.3x2-114 Sample 1 X2 11.4 -2.2 ơ2-3.5 a. state the null and alternative hypothesis b. which test should we use for this problem c. what is the test statistic d. what is the critical value e. what is the p-value

  • Exhibit 9-2 The manager of a grocery store has taken a random sample of 100 customers....

    Exhibit 9-2 The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in the sample to check out was 3.1 minutes. The population standard deviation is known to be 0.5 minutes. We want to test to determine whether or not the mean waiting time of all customers is significantly more than 3 minutes. Refer to Exhibit 9-2. The p-value is a. 0.025 b. 0.0228 c. 0.05 d....

  • Question 15 Type numbers in the boxes. Find the p-value for the hypothesis test. A random sample of size 54 is taken. T...

    Question 15 Type numbers in the boxes. Find the p-value for the hypothesis test. A random sample of size 54 is taken. The sample has a mean of 426 and a standard deviation of 80. 10 points Ho: u = 400 Ha: 4 # 400 The p-value for the hypothesis test is Your answer should be rounded to 4 decimal places. Question 16 Child Health and Development Studies (CHDS) has been collecting data about Type numbers in the boxes. expectant...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT