______ is defined as the probability of rejecting the null hypothesis when the alternative hypothesis is true.

A) Type I error
B) Error variance
C) Statistical Power
D) Effect size

A check register shows a balance of $346.71. The bank statement shows that two checks of $42.34 and $56.25, deposited by the account owner, were drawn against a closed account and were returned as invalid. A charge for $2.00 for each deposit was also deducted by the bank because of the returns. Compute the adjusted cash balance of the check register.

A check register shows a balance of $671.94. The bank statement shows a cash balance of $632.75. The check register shows an outstanding deposit of $183.97 and two outstanding checks of $42.36 and $105.10. The bank statement shows a service charge of $7.00 and an interest deposit of $4.32. Compute the adjusted cash balance of the check register and the bank statement.

The check register of Clover Co. indicated a cash balance of $1,580.12 January 1. During the month Clover Co. made deposits of $980.75 and $2,120.85. During the same month Clover Co. wrote checks for $140.50, $1,469.29, $690.17, $51.90, and $789.12. What balance should the register show for cash January 31?​

Simplify the rational expression. $\frac{x^2+8xy-9y^2}{x^2+10xy+9y^2}$

A) $\frac{x-y}{x+y},x\ne -9y$
B) $\frac{x-y}{x+9y},x\ne y$
C) $\frac{x+y}{x-9y},x\ne 9y$
D) $\frac{x+9y}{x+y},x\ne -y$
E) $\frac{x-9y}{x+9y},x\ne -9y$