Fred grows melons. he claims that the average weight of his melons is greater than 5.5
lbs. test his claim if a simple random sample was collected with x=5.7 lb, s lb, s = 40

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Use the distributive law to multiply. 3(4x + 5y + 6)

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?