1. A spinner is divided into 4 uneven sections and labelled 1, 2, 3, 4. It is 4 times more likely to land on a 3 than any other numbers. [3/2]
a) Create a table and a graph representing the probability distribution of the spinner.
b) Find the expected value of the spinner.

Need solving this second acceleration problem.

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest