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Author Question: A researcher has two percentages and wants to know if the percentages are statistically different. ... (Read 57 times)

tashina2013

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on: Feb 10, 2022

Question 1

A researcher can test the null hypothesis that no differences exist between the two group means (or percentages) by using a ________.
◦ confidence interval test
◦ differences test
◦ Chi-square test
◦ Spearman correlation

Question 2

A researcher has two percentages and wants to know if the percentages are statistically different. The researcher calculates the z value and finds that it is 4.21. This means that the two percentages ________.
◦ are the same
◦ are not statistically different
◦ have a 421 percent chance of not being different
◦ are statistically different
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Marked as best answer by tashina2013 on Feb 10, 2022

saly

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Reply #1 on: Feb 10, 2022
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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tashina2013

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Reply 2 on: Feb 10, 2022
YES! Correct, THANKS for helping me on my review

hollysheppard095

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Reply 3 on: Yesterday
Excellent

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