True or False: The larger the number of observations in a numerical data set, the larger the number of class intervals needed for a grouped frequency distribution.

创建一条弧线的函数是（ ）。 A: arc(number x, number y, number r, number sAngle, number eAngle, boolean counterclockwise) B: rect(number x, number y, number width, number height) C: arcTo(number x1, number y1, number x2, number y2, number radius) D: fillRect(number x, number y, number width, number height)

学 Python，告别“不浪漫罪名”！女朋友想要星星，小明就给她星星，女朋友收到后非常满意。下列哪项是小明写的正确的代码（）。 A: number = int(input("How many stars do you want?"))for i in range(1, number):print('*', end=' ') B: number = int(input("How many stars do you want?"))for i in range(number):print('*', end=' ') C: number = int(input("How many stars do you want?"))for i in range(number):print('*', end=' ') D: number = int(input("How many stars do you want?"))for i in range(1, number):print('*', end=' ')

How do you say the phone number “110”?

.Clerk: Do you know the flight number? Guest: ________________.