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Astudy, which randomly surveyed 3,500 households and drew on this information from the CRA(Canada RevenueAgency), found that 76% of households have conducted at least one

Astudy, which randomly surveyed 3,500 households and drew on this information from the CRA(Canada RevenueAgency), found that 76% of households have conducted at least one pension rollover from anemployer-sponsored retirement plan. Suppose a recent random sample of 90 households in a certain county was taken and respondents were asked whether they had ever funded a RRSP account with a rollover from anemployer-sponsored retirement plan. Based on the sample databelow, can you conclude at the 0.01 level of significance that the proportion of households in the county that have funded an RRSP with a rollover is different from the proportion for all households reported in thestudy?

60 respondents said they had funded anaccount; 30 respondents said they had not.

Ques-1 Determine the null and alternative hypotheses

Ques-2 Calculate the test statistic.

Ques-3 Find thep-value

Ques-4 Determine a conclusion.

Reject

Do not reject

H0. There is

sufficient

insufficient

evidence to conclude that the proportion of households in the county that have funded a RRSP with a rollover is different from the proportion for all households in the study.

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