The temperature is dropping at a rate of five degrees per hour.
Let d represent the number of degrees the temperature drops.
Lett represent the number of hours that pass.
Which is the independent variable?
the number of hours
the number of degrees the temperature drops
the rate at which the temperature drops
the day of the week

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to