Which of the following statements is true? The z score is O at the left end of a normal distribution curve. The area under a normal distribution curve is equal to 1. O Mean and median of a normally distributed data are not equal to each other. To find the probability of having exactly 5 items using a normal distribution curve, you first calculate the z score that corresponds to x = 5.

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A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

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A: The complete solution of the question given in the image uploaded below.  Thanks!

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