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Author Question: Solve the problem.The distribution of sample means for scores on a test for samples of size 100 is ... (Read 113 times)

bcretired

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on: Jan 18, 2020

Question 1

Solve the problem.

The distribution of sample means for scores on a test for samples of size 100 is normal with a mean of 61.7 and a standard deviation of 1.5.   If a sample of 100 test scores is selected at random, what is the probability that the sample mean will be greater than 63.8?
◦ 0.0808
◦ 1.4
◦ 0.9192
◦ 0.0668

Question 2

Solve the problem.

The distribution of sample means for scores on a test for samples of size 100 is normal with a mean of 63.3 and a standard deviation of 1.5. If a sample of 100 test scores is selected at random, what is the probability that the sample mean will be less than 60.6?
◦ 1.8
◦ 0.9641
◦ 0.0668
◦ 0.0359
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Marked as best answer by bcretired on Jan 18, 2020

1_Step_At_ATime

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Reply #1 on: Jan 18, 2020
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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bcretired

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Reply 2 on: Jan 18, 2020
YES! Correct, THANKS for helping me on my review

AmberC1996

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Reply 3 on: Yesterday
Wow, this really help

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