Vitamins in Milk - Milk is a good source of many vitamins that can help us stay healthy. Regulatory agencies in the US suggest that skim milk should be fortified with Vitamin A at the level of 600 micrograms per quart. A study in 2016 collected a sample of 33 skim milk bottles from a particular dairy and found the average vitamin A concentration was 606.7 micrograms per quart with a standard deviation of 13.1 micrograms per quart. A medical researcher wants to determine if the mean vitamin A concentration in skim milk from this dairy is different from 600 micrograms per quart. 1. Which set of hypotheses should be used for testing this claim? OA. Ho : µ = 600 vs. Ha : H # 600 OB. Ho : µ = 606.7 vs. Ha : µ # 606.7 OC. Ho : µ = 600 vs. Ha : H > 600 OD. Ho : H = 600 vs. Ha : Hu < 600 2. Which of the following conditions must be met for the hypothesis test to be valid? Check all that apply. DA. The sample measurements must be normally distributed. OB. The sample size must be at least 30 or the population data must be normally distributed. nC. There must be at least 10 'successes' and 10 'failures' in the observed data, OD. Each observation must be independent of the observations in the data set. OE. There must be count of at least 5 quarts of milk in each category. 3. Calculate the test statistic: ? rk2/stt 200 us21 alH W05-US21/6/2effectivel Iser=alosaim2&user=alosaim2&kev=sBNaCdaw IRXn5Ne20LIbN3P2UoWmSVEO

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Vitamins in Milk - Milk is a good source of many vitamins that can help us stay healthy. Regulatory agencies in the US suggest that skim milk should
be fortified with Vitamin A at the level of 600 micrograms per quart.
A study in 2016 collected a sample of 33 skim milk bottles from a particular dairy and found the average vitamin A concentration was 606.7
micrograms per quart with a standard deviation of 13.1 micrograms per quart.
A medical researcher wants to determine if the mean vitamin A concentration in skim milk from this dairy is different from 600 micrograms per quart.
1. Which set of hypotheses should be used for testing this claim?
ОА. Но : и %3D600 vs. Ha : и + 600
606.7 vs. Ha : u # 606.7
600 vs. Ha : и> 600
В. Но : и %—
С. Но : и —
D. Ho : и
600 vs. Ha : µ < 600
2. Which of the following conditions must be met for the hypothesis test to be valid? Check all that apply.
A. The sample measurements must be normally distributed.
B. The sample size must be at least 30 or the population data must be normally distributed.
|C. There must be at least 10 'successes' and 10 'failures' in the observed data.
D. Each observation must be independent of the observations in the data set.
E. There must be count of at least 5 quarts of milk in each category.
3. Calculate the test statistic:
?
rk2/stt 200 us21 a/HW05- US21/6/?effectivelUser=alosaim2&user=alosaim2&kev=sBNaCdaw. IBXn5Ne20LIbN3P2UoWmSVEO
II
Transcribed Image Text:Vitamins in Milk - Milk is a good source of many vitamins that can help us stay healthy. Regulatory agencies in the US suggest that skim milk should be fortified with Vitamin A at the level of 600 micrograms per quart. A study in 2016 collected a sample of 33 skim milk bottles from a particular dairy and found the average vitamin A concentration was 606.7 micrograms per quart with a standard deviation of 13.1 micrograms per quart. A medical researcher wants to determine if the mean vitamin A concentration in skim milk from this dairy is different from 600 micrograms per quart. 1. Which set of hypotheses should be used for testing this claim? ОА. Но : и %3D600 vs. Ha : и + 600 606.7 vs. Ha : u # 606.7 600 vs. Ha : и> 600 В. Но : и %— С. Но : и — D. Ho : и 600 vs. Ha : µ < 600 2. Which of the following conditions must be met for the hypothesis test to be valid? Check all that apply. A. The sample measurements must be normally distributed. B. The sample size must be at least 30 or the population data must be normally distributed. |C. There must be at least 10 'successes' and 10 'failures' in the observed data. D. Each observation must be independent of the observations in the data set. E. There must be count of at least 5 quarts of milk in each category. 3. Calculate the test statistic: ? rk2/stt 200 us21 a/HW05- US21/6/?effectivelUser=alosaim2&user=alosaim2&kev=sBNaCdaw. IBXn5Ne20LIbN3P2UoWmSVEO II
Vitamins in Milk - Milk is a good source of many vitamins that can help us stay healthy. Regulatory agencies in the US suggest that skim milk should
be fortified with Vitamin A at the level of 600 micrograms per quart.
A study in 2016 collected a sample of 33 skim milk bottles from a particular dairy and found the average vitamin A concentration was 606.7
micrograms per quart with a standard deviation of 13.1 micrograms per quart.
A medical researcher wants to determine if the mean vitamin A concentration in skim milk from this dairy is different from 600 micrograms per quart.
1. Which set of hypotheses should be used for testing this claim?
А. Но : и 3D 600 vs. Ha : и + 600
В. Но : и 3D 606.7 vs. Ha : и + 606.7
С. Но : и 3 600 vs. Ha : н > 600
D. Hо : и 3D 600 vs. Ha : и < 600
2. Which of the following conditions must be met for the hypothesis test to be valid? Check all that apply.
NA. The sample measurements must be normally distributed.
v ?
sample size must be at least 30 or the population data must be normally distributed.
e must be at least 10 'successes' and 10 'failures' in the observed data.
1 observation must be independent of the observations in the data set.
t
e must be count of at least 5 quarts of milk in each category.
X^2
3. C
F
e test statistic:
?
Transcribed Image Text:Vitamins in Milk - Milk is a good source of many vitamins that can help us stay healthy. Regulatory agencies in the US suggest that skim milk should be fortified with Vitamin A at the level of 600 micrograms per quart. A study in 2016 collected a sample of 33 skim milk bottles from a particular dairy and found the average vitamin A concentration was 606.7 micrograms per quart with a standard deviation of 13.1 micrograms per quart. A medical researcher wants to determine if the mean vitamin A concentration in skim milk from this dairy is different from 600 micrograms per quart. 1. Which set of hypotheses should be used for testing this claim? А. Но : и 3D 600 vs. Ha : и + 600 В. Но : и 3D 606.7 vs. Ha : и + 606.7 С. Но : и 3 600 vs. Ha : н > 600 D. Hо : и 3D 600 vs. Ha : и < 600 2. Which of the following conditions must be met for the hypothesis test to be valid? Check all that apply. NA. The sample measurements must be normally distributed. v ? sample size must be at least 30 or the population data must be normally distributed. e must be at least 10 'successes' and 10 'failures' in the observed data. 1 observation must be independent of the observations in the data set. t e must be count of at least 5 quarts of milk in each category. X^2 3. C F e test statistic: ?
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