These are the means and standard deviations for samples of prices from two different brands of shoes. Brand A Brand B Mean: $50
Mean: $40 Standard deviation: $5 Standard deviation: $8
Select the two true statements.
A. Brand A has a higher average price than brand B.
B. Brand A has a lower average price than brand B.
C. Brand A's prices are less spread out than brand B's prices.
D Brand A's prices are more enread out than brad pie
Select the two true statements.
A. Brand A has a higher average price than brand B.
B. Brand A has a lower average price than brand B.
C. Brand A's prices are less spread out than brand B's prices.
D Brand A's prices are more enread out than brad pie
1 answer:
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Answer:
Step-by-step explanation:
Given
Required
Determine the length of a
Solve for c in
Substitute and
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Solve for 4b
Solve for b
Recall that: