A newspaper report claims that 30% of all tea-drinkers prefer green tea to black tea. Leo is the office manager at a company with thousands

Question

A newspaper report claims that 30% of all tea-drinkers prefer green tea to black tea. Leo is the office manager at a company with thousands of employees. He wonders if the newspaper’s claim holds true at his company. To find out, Leo asks a simple random sample of 125 tea-drinking employees which they prefer: green tea or black tea.
Here’s Leo’s null hypothesis:The proportion of all tea-drinkers at the company that prefer green tea to black tea is…

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Madeline 4 weeks 2021-12-26T08:04:55+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-12-26T08:06:05+00:00

    Answer:

    Equal to 30%

    Step-by-step explanation:

    Kahn

    0
    2021-12-26T08:06:30+00:00

    Answer:

    He wants to see if the proportion of the 125 tea-drinking employes is, as the newspaper report claims, 30%.

    Then the null hypothesis says that this is false and that there is no relation between the events.

    Then the null hypothesis is:

    The proportion of all tea-drinkers at the company that prefer green tea to black the is not the 30%

    Which is the negation of the thing that Leo wants to check.

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45:7+7-4:2-5:5*4+35:2 =? ( )