A company advertises that by using its program, high school students can increase their verbal SAT scores by more than 50 points. A curious high school teacher plans to examine data from a sample of students who use the program to test if the claim is true. If μ represents the mean increase in the verbal SAT score if all high school students used the method, the alternative hypothesis the teacher wishes to test is what? a. Ha: μ < 50 b. Ha: μ = 50 c. Ha: μ > 50 d. Ha: μ ≠ 50

Geometry? i am really bad at math and have dyscalcullia. .

Which statements regarding efg are true? check all that apply.

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below. trans typ./ check no. date description of transaction payment/ debit deposit/ credit (+) balance 1,200 00 324 10/6 miller's food market 45.87 45 87 groceries 1,154 13 325 10/7 cyber center computer outlet 218.59 218 59 monitor 935 54 326 10/9 sandy's beauty salon 30.00 30 00 haircut and styling 900 59 deposit 10/10 paycheck 621.33 621 33 1,621 92 evaluate leslie's check register. a. leslie did a good job. everything is correct. b. the final balance is wrong; she did not add everything correctly. c. leslie should have written debit instead of deposit for the transaction type. d. leslie switched the debit and credit columns.