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penza

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Question 1

Solve the problem. Round your answer to the nearest whole number unless indicated otherwise.

Among a sample of 76 students selected at random from one college, the mean number of siblings is 1.5 with a standard deviation of 1.2. Find the 95% confidence interval. Round your answer to two decimal places.
◦ 1.22 < μ < 1.78
◦ 1.36 < μ < 1.64
◦ 74.04 < μ < 77.96
◦ 1.47 < μ < 1.53

Question 2

Solve the problem. Round your answer to the nearest whole number unless indicated otherwise.

At one hospital, a random sample of 100 women giving birth to their first child is selected. Among this sample, the mean age was 25.6 with a standard deviation of 5.9. Find the 95% confidence interval. Round your answer to two decimal places.
◦ 24.42 < μ < 26.78
◦ 24.3 < μ < 26.9
◦ 25.01 < μ < 26.19
◦ 25.48 < μ < 25.72


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Marked as best answer by penza on Jan 18, 2020

morrie123456

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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penza

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Reply 2 on: Jan 18, 2020
Excellent


tandmlomax84

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Reply 3 on: Yesterday
Wow, this really help

 

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