Mathematics, 19.02.2021 03:00 hannahponder
A survey of randomly selected adults showed that of them have heard of a new electronic reader. The accompanying technology display results from a test of the claim that % of adults have heard of the new electronic reader. Use the normal distribution as an approximation to the binomial distribution, and assume a significance level to complete parts (a) through (e). Sample proportion: Test statistic, z: Critical z: P-Value: a. Is the test two-tailed, left-tailed, or right-tailed? Right tailed test Left-tailed test Two-tailed test Your answer is correct. b. What is the test statistic? z 3.54 (Round to two decimal places as needed.) c. What is the P-value? P-value . 0004 (Round to four decimal places as needed.) d. What is the null hypothesis and what do you conclude about it? Identify the null hypothesis. A. B. C. Your answer is correct. D. Choose the correct answer below. A. the null hypothesis because the P-value is the significance level, . B. the null hypothesis because the P-value is the significance level, . C. the null hypothesis because the P-value is the significance level, . D. the null hypothesis because the P-value is the significance level, . Your answer is correct. e. What is the final conclusion?
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Mathematics, 21.06.2019 17:30
Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online
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What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)
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The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.
Answers: 1
A survey of randomly selected adults showed that of them have heard of a new electronic reader. The...
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