Lucas compared the prices of some books. He wrote down the prices of the books rounded to the nearest dollar as shown.6, 6, 7, 7
, 9, 10, 10, 10, 10, 10, 10, 12, 12, 12, 12, 12, 13, 14, 14, 14
PLS HELP
PLS HELP
1 answer:
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Answer:
Step-by-step explanation:
The following information is missing in the question:
We have to find z-score for the given score on this dental anxiety scale: 12, 6
We are given the following information in the question:
Mean, μ = 11
Standard Deviation, σ = 4
We are given that the distribution of score is a bell shaped distribution that is a normal distribution.
Formula:
where x is the given score on this dental anxiety scale.
For x = 12
For x = 6