The average electricity bill for lynn’s home is $64.50 per month with a standard deviation of $8.20. in june she received a bill of only $30.00 because she was traveling for most of the month. how many standard deviations below the mean is the amount of lynn’s electricity bill for june? a.) 2.00 b.) 3.65 c.) 4.20 d.) 7.86

Which number line correctly shows 0.8 + 0.3?

Hannah reads at a constant rate of 33 pages every 88 minutes. write an equation that shows the relationship between pp, the number of pages she reads, and mm, the number of minutes she spends reading.

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.