exam Maths Puzzle Numerical Ability

The question "Do more than 40% of cat owners own dogs?" leads to a two tailed test. T or F
Under a one tailed test with the level of significance set at .05 the probability of erroneously rejecting a true hypothesis is .05. T or F

Read Solution (Total 0)

exam Other Question

when you are graphing equations, if the y is always horizonal and the x is vertical, what does the line x=y look like? can you explain that into words please? The Randolphs used 12 more gal of fuel oil in October than in September and twice as much oil in November as in September. If they used 132 gal for the 3 months, how much was used during each month