1.4, 1.5 and 1.6 please

The diameter I QUESTIONS AND PROBLEMS OF TOPIC 1 positions als its is mea THE Spentedly of the at different are below Measurement no. Diameter d (mm) 1.26 1.26 UAWNA 1.29 1.31 1.28 1.27 1.26 1.25 1.28 1.32 1.21 12 1.27 13 1.22 14 1.29 15 1.28 Calculate the standard deviation of these measurements and plot the frequency distribution. 1.5 Present the data tabled in Question 1.4 in the form of: (a) a histogram (b) a relative frequency distribution 1.6 The following measurements are obtained by measuring the time in seconds for one oscillation of a simple pendulum: 1.581 1.575 1.541 1.523 1.554 1.544 1.534 1.595 1.551 1.500 1.569 1.546 1.539 1.579 1.556 1.566 1.548 1.529 1.518 1.586 1.511 1.531 1.511 1.589 1.521 1.555 1.568 1.559 1.553 1.563 1.538 1.561 1.565 1.542 1.533 1.578 1.543 1.552 1.512 1.536 1.525 1.549 (a) Determine the frequency with which each value occurred and tabulate the data accordingly. b) Plot a histogram of the measurements. c) Calculate the late the mean value of the period and the standard deviation from the mean . (d) If the length of the pendulum is 60.0 cm, use the mean value of the period to calculate the gravitational acceleration g