Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: CATS Use the frequency distribution to construct a probability distribution. The number of cats per household in a small town. CATS [0] [1] [2] [3] [4] [5] HOUSEHOLDS 1840 400 194 80 51 36 * [x] [P open parentheses x close parentheses] 0 _____ 1 _____ 2 _____ 3 _____ 4 _____ 5 _____ * Find the mean to 3 significant digits. [mu equals] _____ * Find the variance to 3 significant digits. [sigma squared equals] _____ * Find the standard deviation to 3 significant digits. [sigma equals] _____
Right answer summary: part 1: 0.707; part 2: 400/2601; part 3: 194/2601; part 4: 80/2601; part 5: 1/51; part 6: 4/289; part 7: 0.543; part 8: 1.09; part 9: 1.05
Question state: todo