A researcher claims that the amounts of sugar in a certain brand of soft drink have a mean different from the 28 mg claimed by the manufacturer. Test this claim at the 10% level of significance. The mean sugar content in a random sample of 37 soft drinks is 15.3 mg with a standard deviation of 5 mg.

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ISBN:9781119256830
Author:Amos Gilat
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A researcher claims that the amounts of sugar in a certain brand of soft drink have a
mean different from the 28 mg claimed by the manufacturer. Test this claim at the
10% level of significance. The mean sugar content in a random sample of 37 soft
drinks is 15.3 mg with a standard deviation of 5 mg.
What are the correct hypotheses? (Select the correct symbols and use decimal values
not percentages.)
Ho: Select an answer v
mg
H:Select an answer
mg
Original Claim = Select an answer
Based on the hypotheses, find the following:
Critical value = +
(Round to three decimal places.)
Test statistic =
(Round to three decimal places.)
p-value
(Round to four decimal places.)
COLA
Transcribed Image Text:A researcher claims that the amounts of sugar in a certain brand of soft drink have a mean different from the 28 mg claimed by the manufacturer. Test this claim at the 10% level of significance. The mean sugar content in a random sample of 37 soft drinks is 15.3 mg with a standard deviation of 5 mg. What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.) Ho: Select an answer v mg H:Select an answer mg Original Claim = Select an answer Based on the hypotheses, find the following: Critical value = + (Round to three decimal places.) Test statistic = (Round to three decimal places.) p-value (Round to four decimal places.) COLA
Shade the sampling distribution curve with the correct critical value(s) and shade the critical regions. The
arrows can only be dragged to t-scores that are accurate to 1 place after the decimal point (these values
correspond to the tick marks on the horizontal axis). Select from the drop down menu to shade to the left,
to the right, between or left and right of the t-score(s).
Shade: Left of a value
Click and drag the arrows to adjust the values.
-2 T -1
-1.5
Decision: Select an answer
Conclusion:Select an answer
|the claim that the amounts of sugar in a
certain brand of soft drink have a mean different from the 28 mg claimed by the manufacturer.
Transcribed Image Text:Shade the sampling distribution curve with the correct critical value(s) and shade the critical regions. The arrows can only be dragged to t-scores that are accurate to 1 place after the decimal point (these values correspond to the tick marks on the horizontal axis). Select from the drop down menu to shade to the left, to the right, between or left and right of the t-score(s). Shade: Left of a value Click and drag the arrows to adjust the values. -2 T -1 -1.5 Decision: Select an answer Conclusion:Select an answer |the claim that the amounts of sugar in a certain brand of soft drink have a mean different from the 28 mg claimed by the manufacturer.
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