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Author Question: A department store has determined that 25% of all their sales are credit sales. A random sample of ... (Read 37 times)

ncasson210

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on: Mar 25, 2023

A department store has determined that 25% of all their sales are credit sales.  A random sample of 60 sales is selected.

a.What is the sampling distribution of ?
b.What is the probability that the sample proportion will be greater than 0.30?
c.What is the probability that the sample proportion will be between 0.20 to 0.30?

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by ncasson210 on Mar 25, 2023

Yermi196

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Reply #1 on: Mar 25, 2023
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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ncasson210

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Reply 2 on: Mar 25, 2023
Thanks for the timely response, appreciate it

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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