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ID: 1114256 • Letter: A

Question

avorites here, select then t, and drag to the Favorites Bar folder. Or import from another browser. Import favorites one Ch 15 Apply Your Knowledge - Check Your Skills Exercises Questions with large samples, x is more ikely to be urther away from because with a larger sample comes more information and therefore less uncertainty O wi nlarge samples, x s nore likely to be close to because with a larger sample comes more information (and therefore less uncertainty). e survey plans to measure the LDL (bad) cholesterol level of an SR5 of men aged 20 to 34 Suppose that in f act the LDL cholesterol level of all men aged 20to 34 follows the Normal distribution with mean -115 miligrams per d eciliter mg/dL) and standard deviation -25 mg/dL, use Ta led for the flowing questions, where necessary Choose an SRS of 100 men from this population What is the sampling distribution of x? (use the units of mg/du.) O The N(115, 0.25) distribution. O The N(115, 2.5) distribution 0 The N(115, 25) distribution. O The N(1.15, 0.25) distribution. Step 2: o 0.4654 an SRS of 1000 mers from this population

Explanation / Answer

First question is answered below

1. Correct option: (c)

Reason: Notation of a normal distribution is N(mean, standard deviation)

This gives the notation as: N(115,25)