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the mean annual income for people in a certain city (in thousands of dollars) is 40 with a standard deviation of 35. A pollster draws a sample of 48 people to interview. What is the probability that...

1. (a) Calculate the kinetic energy of a proton traveling 2.39×108 m/s. (b) Calculate the momentum of a proton traveling 2.39×108 m/s.   2. What is the speed of an...

Hi all experts, Can one kindly answer my question I did test re-test relibility (Time 1 & Time 2) but I would also to compute alpha coronbach's, how I can compute alpha coronbach's of...

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