Is a question that asks a lay witness to testify to facts the witness has not personally perceived "calls for speculation"?
California, United States of America
The following excerpt is from Riedman v. Tabrizi, G056478 (Cal. App. 2019):
That is, a question that asks a lay witness to testify to facts the witness has not personally perceived, or to state an opinion not based on the witness's perception is a question that "'calls for speculation'" under sections 702 and 800. (People v. Rodriguez (2014) 58 Cal.4th 587, 631; see, e.g., People v Glancy (1956) 142 Cal.App.2d 669, 680
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