What is the length of a string of mass 3.50kg if a wave of speed 8.00 m/s causes a tension of 25.6N . Give your answer to 3s. f.

What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

The force acting on a beam was measured under the same operating conditions and a sample of 5 data points was collected. this process was repeated by 3 observers. the pooled standard deviations of these 3 data sets was 1.21. determine the true mean force using all pooled data (with a 95% probability). the result should look like this: true mean = mean +/- margin of error

Why are graphs useful when interpreting data