In a survey, 39% of the readers of the New York Times newspaper said they regularly read the sports section and 28% said they regularly read the entertainment section. 16% of the readers read both sections. What is the probability that a randomly selected
reader will read neither of these sections regularly?

Convert the cartesian equation (x 2 + y 2)2 = 4(x 2 - y 2) to a polar equation. choices: r4 = -4r2 r2 = 4cos2θ r2 = 4sin2θ

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

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.