Answer:
Simple reflexes
Explanation:
Simple reflexes occurs in child from birth to about 1 month old, at this stage infants exercise, refine, and organize the reflexes of sucking, looking, listening, and grasping. Alice being three weeks old and suck anything that touches her lips is going through this stage called the simple reflexes.
Answer: Descriptive statistics
Explanation:
Descriptive statistic is defined as the method fro summarizing data and information to partition them into a section of meaningful data.It contains descriptive coefficients that defined the meaningfulness of the data .
Variability and central tendency are the part of descriptive statistics that describe the spread and central point of the data respectively.
Other options are incorrect because overall statistics measure complete components,average statistics take mean of complete statistic data and inferential statistic is based on random data sample.
Answer:
Modern IQ tests run off of a statistically normalized distribution. 100 is normal intelligence based on the average intelligence of the group. It also uses a spread of 15 per standard deviation (e.g. if someone is 2 standard deviations above the average, they have an IQ of 100 + 15*2=130; similarly, if someone is 2 standard deviations below the average, they have an IQ of 100 - 15*2=70).
I think that the answer is B
