The Richard family has twins Ron and Rebecca. Both Ron and Rebecca graduated from college 2 years ago, and each is now earning $60,000 per year. Ron is an engineer the mean salary for engineers with less than 5 years' experience is $70,000 with a standard deviation of $5,000. Rebecca works in the retail industry, where the mean salary for executives with less than 5 year's experience is $40,000 with a standard deviation of $11,000. What is the z score for Ron?

Q: After entering the test scores from her Statistics class of 25 students, the instructor calculated…

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A: for history test:mean(μh)=70standard deviation(σh)=4and xh=77For biology test:mean(μb)=70standard…

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Q: The mean grade on a science test was 79 and there was a standard deviation of 6. If your sister…

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Q: Loretta, who turns  91  this year, has heard that the mean systolic blood pressure among the…

A:

Q: Loretta, who turns 91 this year, has heard that the mean systolic blood pressure among the elderly…

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Q: Loretta, who turns 91 this year, has heard that the mean systolic blood pressure among the elderly…

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Q: The average price of an instrument at a small music store is $345. The standard deviation of the…

A:

Q: A mathematics professor gives two different tests to two sections of his college algebra courses.…

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Q: Loretta, who turns 91 this year, has heard that the mean systolic blood pressure among the elderly…

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Q: a standard deviation of 9.8, and all the students' test grades in Social Studies had a mean of 63.4…

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A:

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Q: The mean grade for chemistry exam was 76% with a standard deviation of 6%.the mean grade for…

A:

Q: Looking at the test data, Jason saw that his score was a 2.5 with a mean of 79 and a standard…

A: We will find the actual score as following.

Q: Loretta, who turns 91 this year, has heard that the mean systolic blood pressure among the elderly…

A: As per bartby gaidline excite have to ans fast three subpart part only dear student please upload…

Q: Loretta, who turns  91  this year, has heard that the mean systolic blood pressure among the elderly…

A:

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A:

Q: The average hours of sleep on a weeknight was 6.9 hours with a standard deviation of 1.5 hours. What…

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Q: Who has the larger dog relative to their breed?

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A:

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Q: Loretta, who turns 91 this year, has heard that the mean systolic blood pressure among the elderly…

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A:

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Q: On which test did he do better relative to the rest of the class?

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