Which of the following statements about the z-distribution (Normal) and t-distribution iš čórréčt? O a. The z-distribution is bell-shaped and symmetric and the t-distribution can be either left or right skewed O b. The z-distribution has a wider spread (width) than the t-distribution O c. The z-distribution has a spread (width) that does not depend on the sample size and the t-distribution has a spread (width) that will decrease when the sample size increases O d. The z-distribution is centered at 0 and the t-distribution is centered at (n - 1)

Q: An object moves with velocity as given in the graph below (in ft/sec). How far did the object travel…

A: Let's find distance of objects travel from t=0 to t=45.

Q: 18 43

A: Given,

Q: Evaluate. 5(41)

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Q: What is the probability of drawing a face card (Jack, Queen, or King) or a diamond from a standard…

A:

Q: Find lim (x,y)→(12,3) xy cos(x – 4y). OS 1. –36 2. 36 3. 3 4. 0

A:

Q: 9 b and c

A: b) We check if the denominator is 0 for any value of x.  2x2+5=0 2x2=-5 x2=-5/2 (not possible) So…

Q: 6. 5

A:

Q: 3) 24 12

A: We can find the value of x as below

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A:

Q: 40 10

A:

Q: . Compute the misclassification rate, accuracy rate, sensitivity, precision, and specificity for the…

A: from the problem we can take the given data True Positive (TP): The model correctly predicts a…

Q: 38 10

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Q: 4.122

A: Given Information: a) Suppose each lot contains 10 items, you decide to sample 4 items per lot and…

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Q: - 2 4. - 3 V22 4 2/7 41M

A: